Here are some visa tips,hope can help. 1. Hold tourist(L)visa,you can extend the tourist visa by yourself in Exit&Entry Administrative office. L visa can be extended twice,each for one month. Documents required: 1.Your passport 2.One 2-inch picture with white background. 3.Beijing registration form from local police station or the hotel. 4.Bank reference.(Open a Chinese bank account,get the 3000$ or 21,000RMB bank certificate) 2. Hold F visa,you can extend the F visa for 3 or 6 months with your company or visa agent's help. Documents required: 1.Your passport 2.One 2-inch picture with white background. 3.Beijing registration form from local police station For further info,please contact with us. Frank Phone:13466728990 E-mail:Frank.0601@yahoo.com